
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <script type="text/javascript" src="../js/react.development.js"></script>
  <script type="text/javascript" src="../js/react-dom.production.min.js"></script>
  <script type="text/javascript" src="../js/babel.min.js"></script>
  <title>类式组件</title>
</head>
<body>
  <div id="test"></div>
  <script type="text/babel">
    class MyComponent extends React.Component {
      render() {
        return <h2>一个类定义的组件，适用于复杂组件</h2>
      }
    }

    ReactDOM.render(<MyComponent/>, document.getElementById('test'))
  </script>
</body>
</html>